User interface for a computer display



FIG. 1 is a front view of a user interface for a computer display showing our new design; and,

FIG. 2 is a front view of a second embodiment thereof.

The broken line drawings of a computer display, windows, words, letters, numbers and other features in both views are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a user interface for a computer display, as shown and described. 